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龙人旗下深圳市龙芯世纪科技有限公司
  • 音频子系统 Audio Subsystems  
  • 发布时间:2009/2/28 9:49:48   修改时间:2009/2/28 9:49:48 浏览次数:1298
  • 首页NS国半音频

    音频子系统 Audio Subsystems (39)
    Base Part Number 数据手册DataSheet下载 Power@ 4Ohms, 10% THD Power@ 4Ohms, 1% THD Power@ 8Ohms, 10% THD Power@ 8Ohms, 1% THD THD PSRR SNR Channels THD Conditions PSRR Conditions SNR Conditions User Supply Audio Mux Capless Headphone ClassD Driver Interface Stereo Inputs National 3D Digital Volume Control Max Digital Volume Control Min Output Modes Supply Range Mono Inputs Temperature Min Temperature Max Loudspeaker Type Headphone Type AEC Q-100 Automotive Grade Automotive Selection Guide Loudspeaker Outputs PowerWise A/D Channels D/A Channels 数据手册DataSheet下载
    LM4844 LM4844 Undefined Undefined 1.5 1.2 0.05 71 Undefined 4 Speaker, Po="400mW", f="1kHz" f=217Hz, Speaker Mode (Modes 2,3,7,8) 5 Yes Yes No I2C 1 Yes 6 -40.5 16 +2.7 - +5.5 V 1 -65 150 Class AB Virtual Ground   2       LM4844
    LM4845 LM4845 Undefined Undefined 0.7 0.5 0.5 88 Undefined 3 f=20Hz-20kHz,Pout=250mW,Rl=8phm,BTL,mode 1 Vrpi=200mVpp,f=217Hz,Cb=2.2uF,SE,Co=100uF All inputs terminated 3.3 Yes Yes No I2C,SPI 1 Yes 18 -54 8 +2.7 - +5.5 V 1 -40 85 Class AB Virtual Ground   1       LM4845
    LM4846 LM4846 Undefined Undefined 0.65 0.5 0.5 88 Undefined 2 f=20Hz to 20kHz,Pout=250mW,Rl=8ohm,BTL,Mode1 Vrip=200mVpp,f=217Hz,Cb=2.2uf,SE,Co=100uF 3.3 No Yes No I2C,SPI 1 Yes 18 -54 8 +2.2 - +5.5 V 1 -40 85 Class AB Virtual Ground   1       LM4846
    LM4852 LM4852 Undefined 1.5 Undefined 1.1 1 64 Undefined 3 1kHz, 1.1W 8ohm BTL 5V Vdd ,SPKR out Undefined 5 Yes No No I2C 1 No 6 -40.5 8 +2.5 - +5.5 V 1 -65 150 Class AB Cap Coupled   1       LM4852
    LM4855 LM4855 Undefined Undefined 1.4 1.1 0.5 57 100 3 Pout=.4W @ Vs="5V", RL="8" Ohms, 20Hz-20kHz 217 Hz, terminated into 50 Ohms Undefined 5 Yes No No SPI 1 No 6 -40.5 8 +2.6 - +5 V 2 -40 85 Class AB Cap Coupled | null | null 1       LM4855
    LM4856 LM4856 Undefined 1.5 Undefined 1.1 0.5 58 Undefined 4 20Hz to20kHz. SPKRout RL="8ohms" Vrip=200mV; f="217Hz"; CB= 1.0uF Undefined 5 Yes No No I2C 1 No 12 -34.5 8 +1.4 - +3.6 V 2 -65 150 Class AB Cap Coupled   1       LM4856
    LM4857 LM4857 Undefined Undefined 1.5 1.2 0.05 70 Undefined 6 Speaker; Po="400mW", 8Ohm BTL Speaker; Mode 2,3,7,8; Audio inputs terminated 5 Yes No No I2C 1 Yes 6 -40.5 16 +2.7 - +5.5 V 1 -40 85 Class AB Cap Coupled   2       LM4857
    LM4859 LM4859 Undefined 1.6 Undefined 1.2 0.05 70 Undefined 6 Spk Po 400mW, f-1khz, 8ohm BTL f=217Hz, 5V, Vr="200mV" Spk 5 Yes No No I2C 1 Yes 6 -40.5 16 +2.7 - +5.5 V 1 -40 85 Class AB Cap Coupled   2       LM4859
    LM4867 LM4867 Undefined| 2.6 Undefined| 1.9 1.5 1.1 0.3 67 97 2 Po=1W @ Vs="5V", R="8" Ohms| Po="2W" @ Vs="5V", R="4" Ohms Vdd=5V, RL="8" Ohms RL=8 Ohms, Po="1".1W 5 Yes                 +2.0 - +5.5 V -40 85 Class AB Cap Coupled   2       LM4867
    LM49100 LM49100 Undefined Undefined 0.525 0.425 0.2 90 Undefined 3 Headphone mode 4, f="1kHz", RL="32ohm", Pout="25mW" LS, Modes 1, 2, 10 Undefined 3.6   No No I2C 2   18 -54 10 +2.7 - +5.5 V 2 -40 85 Class AB True Ground Undefined Undefined 2   Undefined Undefined LM49100
    LM49120 LM49120 Undefined Undefined Undefined 0.54 0.015 83   3 f=1kHz, Pout = 12mW, RL="32ohms", SE or OCL HP out, mode 4 Vripple = 200mVpp, fripple="217Hz", RL="32ohms", Cb="2".2uF 3.3 Yes Yes No I2C 1 No 18 -86 24 +1.4 - +3.6 V 1 -40 85 Class AB Virtual Ground 0 No 1 Undefined Undefined Undefined LM49120
    LM49150 LM49150 Undefined 0.845 Undefined 2.1 0.01 91 101 3 VDD=5V, HP Pout = 20mW, RL="32ohms" Vripple = 200mVpp, f="217Hz", RL = 32ohms, CB="2".2uF, HP Attenuation = 0dB HP mode 4, A-weighted, Output referred 5 Yes Yes Yes I2C Single Ended No 18 -80 16 +2.7 - +5.5 V Differential -40 85 Class D True Ground 0 Undefined Undefined Undefined Undefined Undefined LM49150
    LM4930 LM4930 Undefined Undefined 1.5 1.1 0.07 55 86 4 Headphone total THD: Pout="7".5mW; 32Ohms stereo 217Hz, 10 Ohms terminated to GND For music mode @ 1%THD,32Ohm stereo 5 Yes No No I2C I2S No Undefined -46.5 11 +2.6 - +5 V PCM -30 85 Class AB Cap Coupled   1   1 3 LM4930
    LM4931 LM4931 Undefined Undefined Undefined 1.1 0.4 50 86 3 fout=1kHz, Pout="100mW" Cb=1.0uF,vripple=200mVp-p,fripple=217Hz fmclk=12.288MHz, PLL disabled 3 Yes No Yes I2C,SPI I2S No Undefined -46.5 11 +2.7 - +5.5 V PCM -40 85 Class D Virtual Ground   1   1 2 LM4931
    LM49321 LM49321 Undefined Undefined Undefined 0.52 0.01 76 85 2 Headphone; Po =10mW;f=1kHz;32R SE Mode 2 LS.  AVDD = 3.0; frip="217Hz"; Vrip =200mVp-p;Cb=2.2uF. All gains =0dB Gains set to 0dB 5 Yes Yes No I2C SPI I2S 1 No 5 56 7 +2.7 - +5.5 V 1 -40 85 Class AB Virtual Ground Undefined No 1 No 0 2 LM49321
    LM4935 LM4935 Undefined Undefined 0.6 0.4 54 76 4 8ohms, Pout="400mW" Aux inputs terminated, CB="1uF", Vripple="200mVpp", fripple="217Hz" From 0dB Analog Aux input at 1kHz, A-weighted 3.3 Yes No Yes I2C, SPI, I2S 1 analog + I2S No 12 -45.6 1000 +2.7 - +5.5 V 1 analog + I2S -40 85 Class D Virtual Ground   3   2 2 LM4935
    LM49350 LM49350 Undefined 0.8 Undefined 0.495 0.025 97 106 4 HP Out, Pout="7".5mW, PL="32ohms", Stereo analog in HP Out, Vripple="200mVpp", f="217Hz", Stereo analog in terminated, Vref="1uF", mono diff. in Ref = Vout (1% THD+N), Gain = 0dB, A-weighted, Stereo Inputs Terminated 3.3 Yes Yes Yes I2S and PCM 2 Yes 36 -46.5   +2.7 - +5.5 V 2 -40 85 Class D True Ground 0 No 1 No 2 2 LM49350
    LM4937 LM4937 Undefined Undefined Undefined 0.42 0.04 68 85 4 SPKRout; Po="200mW"; f="1kHz"; 8ohm BTL SPKR; Av="0"; f="217Hz"; Vrip="200mVp-p" Av=0 5 Yes Yes No I2C SPI I2S No 5 -56 7 +1.4 - +3.6 V 2 -40 85 Class AB Virtual Ground   1     2 LM4937
    LM49370 LM49370 Undefined Undefined Undefined 1.2 0.04 70 90   8ohm; Vdd="3".3; Po="400mW" Vrip=200mVp-p; f="217Hz" 5 Yes Yes Yes I2C I2S SPI PCM I2S Yes 12 -46.5   +2.0 - +5.5 V PCM -40 85 Class D Virtual Ground   3 Yes 1 2 LM49370
    LM4946 LM4946 Undefined Undefined 0.68 0.58 0.05 76 Undefined 3 f=1kHz, Pout = 250mW, Mode 1 Vripple = 200mVpp, f="217Hz", Cb="2".2uF Undefined 3.3 Yes Yes No I2C,SPI 2 Yes 18 -54 8 +2.7 - +5.5 V 1 -40 85 Class AB Virtual Ground   1       LM4946
    LM4947 LM4947 Undefined Undefined 0.62 0.5 0.03 79 Undefined 3 f=1kHz, Pout = 250mW, Mode 1 Vripple=200mVpp, f="217Hz", Cb = 2.2 uF, Mode 1 Undefined 3.3 Yes Yes Yes I2C 1,2 Yes 18 -59.5 8 +2.7 - +5.5 V 1 -40 85 Class D Virtual Ground   1       LM4947
    LM4936 LM4936 2.8 2 1.6 1.25 0.06 55 - 2 Po=.4W,f=1kHz,Rl=8ohm Cb=1uF,f=120Hz,Input Terminated,Vrip=200mVrms,R=8ohm 5 No                 +2.7 - +5.5 V -40 85 Class AB Cap Coupled   2       LM4936
    LM4863 LM4863 2.7 2.2 1.5 1.1 0.3 67 98 2 Po=2W @ Vs="5V", R="4" ohms, 20Hz-20kHz| Po="1W" @ Vs="5V", R="8" ohms, 20Hz-20kHz - Pout=1.1W 5 Yes                 +2.0 - +5.5 V -40 85 Class AB Cap Coupled   2       LM4863
    LM4873 LM4873 2.6 2.1| 1.9 1.5 1.1 0.3 67 97 2 Po=1W@5V, 8 ohms, 20-20kHz| Po="2W"@5V, 4 ohms, 20-20kHz - - 5 Yes                 +2.0 - +5.5 V -40 85 Class AB True Ground 0   2       LM4873
    LM4835 LM4835 2.5 2 1.5 1.1 0.3 74 93 2 Po=1W @Vs=5V, 20Hz-20kHz 120 Hz Pout=1.1W 5 No                 +2.7 - +5.5 V -40 85 Class AB Cap Coupled 0   2       LM4835
    LM4888 LM4888 2.5 2.1 1.7 1.3 0.06 85 Undefined 2 IkHz, Avd="2";Rl=8ohm; Ro=.4W 217Hz; Vrip = 200mVp-p; Rl="8ohm" Undefined 5 No No No   1 Yes Undefined Undefined 2 +2.7 - +5.5 V 0 -65 150 Class AB Cap Coupled   2       LM4888
    LM49450 LM49450 2.5 1.9 1.54 1.25 0.06   92 2 Vdd= 3.6V, Po="300mW" Vdd=3.6V, Po="500mW", f="1kHz", Aweighter I2S Single Ended Yes       +2.7 - +5.5 V -40 85 Class D True Ground Yes 2     2 LM49450
    LM4851 LM4851 1.9 1.5 1.4 1.1 0.3 70 Undefined 3 Pout=1W @ Vs="5V", RL="4" Ohms, 20Hz-20kHz 217 Hz, Input floating Undefined 5 Yes Yes No I2C 1 No 6 -40.5 8 +2.6 - +5 V 1 -40 85 Class AB Virtual Ground | null | null 1       LM4851
    LM4934 LM4934 1.4 1.2 1.3 1.1 0.2 60 95 6 Po=500mW;f-1kHz,8ohm BTL f=217hz,Vrpi=200mVpp,Cb=2.2uf,speaker only 3.3 Yes Yes No I2C,SPI 2,I2S Yes 5 -56 8 +2.7 - +5.5 V 1 -40 85 Class AB Virtual Ground   2     2 LM4934
    LM4949 LM4949 1.24 1 0.765 0.615 0.02 73 Undefined 5 RL=8ohms, Po="300mW" Differential Input Mode, f="217Hz" Undefined 3.6 Yes Yes Yes I2C 1,2 No 18 -59 100 +2.7 - +5.5 V 1 -40 85 Class D Virtual Ground   2       LM4949
    LM49250 LM49250 1.21 0.985 0.775 0.625 0.02 95 Undefined 3 LS mode 2, RL="8ohms", Pout="300mW" HP mode 2, f="217Hz", Vripple="200mVpp" Undefined 3.6 Yes Yes Yes I2C 2 Yes 21 -64 100 +2.7 - +5.5 V Differential -40 85 Class D True Ground   3 Yes     LM49250
    LM49270 LM49270 0.87 0.7 0.56 0.45 0.02 75 Undefined 4 Pout = 12mW, RL="32ohm", OCL mode f=217Hz, Vripple = 200mVpp, HP OCL mode Undefined 3.3 Yes Yes Yes I2C 1 Yes 18 -59 6 +2.4 - +5.5 V 0 -40 85 Class D Virtual Ground   2       LM49270
    LM4832 LM4832 - - 0.35 0.25 0.15 89 105 2 Po=0.20W @ Vs="5V" 100 Hz Vo=3.5V 5 -                 +4.5 - +5.5 V -40 85 Class AB Cap Coupled   2       LM4832
    LM4838 LM4838 - 2 1.5 1.1 0.3 74 93 2 Po=1W @Vs=5V, 20Hz-20kHz 120 Hz RL="8" Ohms Pout=1.1W 5 No                 +2.7 - +5.5 V -40 85 Class AB Cap Coupled   2       LM4838
    LM4839 LM4839 - 2 1.5 1.1 0.3 74 93 2 Po=1W @Vs=5V, 20Hz-20kHz 120 Hz RL="8" Ohms Pout=1.1W 5 Yes                 +2.7 - +5.5 V -40 85 Class AB Cap Coupled   2       LM4839
    LM4840 LM4840 - 2 1.5 1 0.3 74 93 2 p=1w,20-20khz,rl=8avd=2 cb=1uf,f=120hz,vripple=200mvrms,rl=8 vdd=5v,pot=1.1w,rl=8, A wegihted 5 Yes                 +2.7 - +5.5 V -40 85 Class AB Cap Coupled 0   2       LM4840
    LM4849 LM4849 - 2 1.5 1.1 0.3 74 93 2 Po=1W @Vs=5V 20Hz-20kHz 120Hz RL="8ohm" Po=1.1W 5 Yes                 +2.7 - +5.5 V -40 85 Class AB Cap Coupled   2       LM4849
    LM4868 LM4868 -| 2.6 -| 2.1| 1.9 1.5| 1.4 1.1 0.3 67 97 2 Po=1W @ Vs="5V", R="8" Ohms| Po="2W" @ Vs="5V", R="4" Ohms Vdd=5V, RL="8" Ohms RL=8 Ohms, Po="1".1W 5 Yes                 +2.0 - +5.5 V -40 85 Class AB Cap Coupled   2       LM4868
    LM4883 LM4883 - 2.1 - 1.3 0.05 73 - 4 8 ohm 200mW input gnd, 1KHz Vr 200mV, 8ohm 5 Yes                 +2.4 - +5.5 V -40 85 Class AB Cap Coupled   2       LM4883
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